.b2t {
background-color: pink
}

.b3t {
background-color: lightblue
}

BODY {
SCROLLBAR-FACE-COLOR: pink;
SCROLLBAR-BASE-COLOR: pink;
SCROLLBAR-SHADOW-COLOR: blue;
SCROLLBAR-DARK-SHADOW-COLOR: blue;
SCROLLBAR-HIGHLIGHT-COLOR: blue;
SCROLLBAR-3D-LIGHT-COLOR: blue;
SCROLLBAR-ARROW-COLOR: blue; 
SCROLLBAR-TRACK-COLOR: lightblue
}